Nervous System Quiz 475 (20 MCQs)

Quiz Instructions

Select an option to see the correct answer instantly.

1. Occurs when blood supply to the brain is blocked and vital brain tissues die

Correct Answer: C) CVA or stroke.

2. Which part of a fish's brain develops best? (Sec. 57)

Correct Answer: A) Optic lobe.

3. What does letter C represent?

Correct Answer: C) Endoneurium.

4. Most nerves contain both sensory and motor so they are called?

Correct Answer: A) Mixed.

5. The brain consists of how many hemispheres?

Correct Answer: B) 2.

6. During an action potential, depolarization occurs as a result of

Correct Answer: C) Sodium ions diffusing to the inside of the cell membrane.

7. Which of the following allows us to consciously control our skeletal muscles?

Correct Answer: D) The somatic nervous system.

8. Which of these are all involuntary movements.

Correct Answer: C) Breathing, Digesting, Sneezing.

9. The motor areas are located in the

Correct Answer: A) Frontal lobe.

10. What hormone is produced by the thyroid gland?

Correct Answer: D) Thyroxine.

11. Axon is number .....

Correct Answer: C) 3.

12. This part of the eye is a clear fluid made of water and protein and is located just behind the cornea.

Correct Answer: D) Aqueous humor.

13. Surround neuron cell bodies in the PNS

Correct Answer: A) Satellite cell.

14. Which of the following is not a factor that can affect exercise adherence?

Correct Answer: D) Gender.

15. Part of the brain that controls memory, language, and thought

Correct Answer: B) Cerebrum.

16. These lobes of the cerebrum are found on top of the brain.

Correct Answer: B) Parietal.

17. NervesNerves do NOT contain

Correct Answer: A) Muscle fiber.

18. Which of the following statements about the CNS is INCORRECT

Correct Answer: E) None of the other 4 statements are INCORRECT.

19. There are three types of neurons

Correct Answer: C) Sensory, Motor, Interneurons.

20. What type of stimulus? Increasing pH levels in blood

Correct Answer: A) Internal.